(Click on the column title to sort by that column)
| # | Catholics | Population | Percent Catholic | Diocese | Year | Source |
|---|---|---|---|---|---|---|
| 1 | 34,000 | 5,000,000 | .68% | Sofia e Plovdiv | 2004 | ap2005 |
| 2 | 30,000 | 3,000,000 | 1.00% | Nicopoli | 2004 | ap2005 |
| 3 | 10,000 | Sofia (Byzantine) (Apostolic Exarchate) | 2004 | ap2005 |
|